{
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    "NodesList": {
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        {
            "NodeName": "com.xiaomi.plugin.offlinepostproc",
            "NodeInstance": "JpegInstance0"
        }
      ]
    },
    "PortLinkages": {
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          {
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                  "NodeInstance": "SourceBuffer"
              },
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                  "PortId": 0,
                  "NodeInstance": "JpegInstance0",
                  "PortFormat": "YUV420_NV12"
              }
          },
          {
              "SrcPort": {
                  "PortId": 0,
                  "NodeInstance": "JpegInstance0",
                  "PortFormat": "BLOB"
              },
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                  "NodeInstance": "SinkBuffer"
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        ]
    }
}